Entered from booking ledger and New York Times concert listing and review. NEW YORK PREMIERE of Claudio Spies' VIOPIACEM "Who Makes Music and Where." New York Times (1923-), May 08 1966, p. 1. ProQuest. Web. 9 Sep. 2024. Hughes, Allen. "NEW DUO BY SPIES IS GIVEN A WHIRL: PIANO STOOL PLAYS KEY ROLE IN RHODES-GOODE CONCERT." New York Times (1923-), May 10 1966, p. 51. ProQuest. Web. 9 Sep. 2024.